The 2002 GMC Sierra, part of the second generation (1999-2006), is a full-size pickup truck built on the GMT800 platform. Available in various body styles including regular cab, extended cab, and crew cab, with short, standard, and long bed options. Key trims include the base SLE and the more upscale SLT. New pricing ranged from approximately $20,000 to over $35,000. It stands out for its robust performance, strong towing capabilities, and a more refined interior compared to some predecessors, making it a popular choice for both work and family use.
			The Good
The 2002 Sierra boasts strong V8 engine performance and impressive towing capacity, appealing to practicality. Its comfortable and quiet cabin offers a pleasant ride for emotional buyers, while its proven reliability and durable construction provide lasting value for both.
The Bad
Common weaknesses include potential transmission issues, particularly in earlier models, and rust development, especially around the wheel wells and rocker panels. Some owners have reported issues with interior electronics and the steering system.
2002 GMC Sierra: Quick Overview
- Engine Options:
- 4.3L V6 Vortec - Horsepower:
- 4.3L V6: 200 hp @ 4600 rpm - Fuel Economy (EPA Estimates):
- 4.3L V6 (2WD): Approx. 15 mpg city / 19 mpg highway - 0-60 mph Times:
- Varies significantly by engine and drivetrain, typically ranging from 7.5 to 10 seconds. - Towing Capacity:
- Varies by configuration (engine, drivetrain, axle ratio, towing package), can range from approximately 7,000 lbs to over 10,000 lbs for properly equipped models. - Trim-Level Features:
- Base Model: Essential features, vinyl or cloth seating, basic audio system, power windows and locks on some configurations.
- SLE: Typically includes upgraded cloth or leather seating, cruise control, tilt steering wheel, premium audio system, power mirrors, and often alloy wheels.
- SLT: The most premium trim, offering leather seating, dual-zone climate control, a higher-end audio system, fog lights, and often more advanced exterior styling cues. - Drivetrain: Available in 2WD (Rear-Wheel Drive) and 4WD (Four-Wheel Drive).
 - Transmissions: Primarily a 4-speed automatic transmission (4L60-E), with some manual transmissions possibly available on base models.
 - Suspension: Independent front suspension with torsion bars (4WD) or coil springs (2WD), and a solid rear axle with leaf springs.
 
2002 GMC Sierra Specifications
Vehicle Information
| Year | 2002 | 
| Make | GMC | 
| Model | Sierra | 
| Trim | - | 
| Style | - | 
| Type | Sport Utility Vehicle | 
| Category | Standard Sport Utility Vehicle | 
Manufacturing Details
| Made In | Mexico | 
| Manufacturing City | SILAO | 
Dimensions
| Doors | 4-Door | 
| Curb Weight | 4947 pounds | 
| Gross Vehicle Weight Rating | 7000 pounds | 
| Overall Height | - | 
| Overall Length | - | 
| Overall Width | - | 
| Wheelbase Length | - | 
| Standard Seating | - | 
Engine & Performance
| Engine | LQ4 | 
| Engine Size | 5.3L | 
| Engine Cylinders | 8 | 
| Transmission | - | 
| Transmission Type | Automatic | 
| Transmission Speeds | - | 
| Drivetrain | Rear-Wheel Drive | 
Additional Features
| Anti-Brake System | - | 
| Steering Type | - | 
Pricing
| Manufacturer Suggested Retail Price (MSRP) | $36,996 | 
| Invoice Price | $32,372 | 
| Delivery Charges | $790 | 
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What Problems Does the 2002 GMC Sierra Have?
  The 2002 GMC Sierra, being part of the GMT800 generation, generally has a reputation for good reliability, but some issues are frequently reported by owners. One of the most common concerns is related to the transmission. Specifically, the 4L60-E automatic transmission, while robust, can experience wear and tear over time, leading to slipping gears, delayed engagement, or outright failure, especially in heavy-duty applications or if maintenance has been neglected. This can become more pronounced with higher mileage.
Another area of concern is rust. Like many trucks of this era, the 2002 Sierra is susceptible to corrosion, particularly in regions with harsh winters and road salt. Areas to watch out for include the rocker panels, wheel wells, frame rails, and the bed. Significant rust can compromise structural integrity and lead to costly repairs.
Some owners have reported issues with the engine cooling system, including radiator leaks and water pump failures. The ABS system and associated sensors can also be a source of trouble, leading to warning lights and reduced braking performance.
Interior components can also exhibit wear. The power window regulators are known to fail, and some drivers have experienced issues with the HVAC blower motor and its resistor. The fuel pump is another component that can wear out over time and require replacement.
While not specific to the 2002 model year, long-term reliability concerns can also stem from the steering components, such as tie rods and ball joints, which may need replacement due to wear. Similarly, suspension components like shocks and struts will eventually need servicing.
Regarding recalls, it's essential for any prospective buyer to check the specific vehicle's history, as recalls can vary. Common recalls for this generation often involved issues like airbags, brake systems, or potential fire hazards related to the fuel system, though these were typically addressed by manufacturers.
Overall, the 2002 Sierra can be a reliable truck if well-maintained, but potential buyers should be aware of these common problem areas and have a thorough inspection performed.
			Another area of concern is rust. Like many trucks of this era, the 2002 Sierra is susceptible to corrosion, particularly in regions with harsh winters and road salt. Areas to watch out for include the rocker panels, wheel wells, frame rails, and the bed. Significant rust can compromise structural integrity and lead to costly repairs.
Some owners have reported issues with the engine cooling system, including radiator leaks and water pump failures. The ABS system and associated sensors can also be a source of trouble, leading to warning lights and reduced braking performance.
Interior components can also exhibit wear. The power window regulators are known to fail, and some drivers have experienced issues with the HVAC blower motor and its resistor. The fuel pump is another component that can wear out over time and require replacement.
While not specific to the 2002 model year, long-term reliability concerns can also stem from the steering components, such as tie rods and ball joints, which may need replacement due to wear. Similarly, suspension components like shocks and struts will eventually need servicing.
Regarding recalls, it's essential for any prospective buyer to check the specific vehicle's history, as recalls can vary. Common recalls for this generation often involved issues like airbags, brake systems, or potential fire hazards related to the fuel system, though these were typically addressed by manufacturers.
Overall, the 2002 Sierra can be a reliable truck if well-maintained, but potential buyers should be aware of these common problem areas and have a thorough inspection performed.
How long will the 2002 GMC Sierra last?
  With proper and consistent maintenance, the 2002 GMC Sierra can achieve 200,000 to 300,000 miles, and sometimes even more. Many owners report their trucks lasting well over a decade. The inherent durability of the V8 engines and the robust chassis contribute significantly to this long-term potential. Weaknesses that can shorten its lifespan if not addressed include neglected transmission fluid changes, allowing rust to spread unchecked, and overlooking minor cooling system leaks. Regular oil changes, fluid checks, and addressing any emerging rust spots are crucial for maximizing its service life and ensuring it remains a dependable vehicle for many years.
			What Technology & Safety Features are Included?
  The 2002 GMC Sierra offers a functional, though not cutting-edge, suite of tech and safety features for its era. Standard entertainment typically included an AM/FM radio with a cassette player and an optional CD player. Higher trims, like the SLT, might feature an upgraded sound system with more speakers. Connectivity options were rudimentary by today's standards, with no built-in Bluetooth or USB ports. Auxiliary inputs for portable music devices were not common.
Driver-assistance features were very limited in 2002. The primary safety features centered around passive systems. Standard safety equipment included front airbags for the driver and passenger. Anti-lock Braking System (ABS) was standard on all models, aiding in controlled stops during emergency braking. Optional safety features could include side-impact airbags, though these were less common and might have been part of specific packages or higher trims. Traction control was also an option on some 4WD models.
In terms of crash-test ratings, the 2002 GMC Sierra (and its Chevrolet Silverado counterpart) generally performed well for its time, considering the safety standards of the early 2000s. The National Highway Traffic Safety Administration (NHTSA) gave it four out of five stars for the driver in frontal impacts and five stars for the passenger. Side-impact ratings were also generally good. However, it's important to note that crash-test methodologies and safety standards have evolved significantly since then. Modern vehicles offer far more advanced safety systems like electronic stability control, multiple airbags, and sophisticated driver-assistance technologies that are absent on the 2002 Sierra.
			Driver-assistance features were very limited in 2002. The primary safety features centered around passive systems. Standard safety equipment included front airbags for the driver and passenger. Anti-lock Braking System (ABS) was standard on all models, aiding in controlled stops during emergency braking. Optional safety features could include side-impact airbags, though these were less common and might have been part of specific packages or higher trims. Traction control was also an option on some 4WD models.
In terms of crash-test ratings, the 2002 GMC Sierra (and its Chevrolet Silverado counterpart) generally performed well for its time, considering the safety standards of the early 2000s. The National Highway Traffic Safety Administration (NHTSA) gave it four out of five stars for the driver in frontal impacts and five stars for the passenger. Side-impact ratings were also generally good. However, it's important to note that crash-test methodologies and safety standards have evolved significantly since then. Modern vehicles offer far more advanced safety systems like electronic stability control, multiple airbags, and sophisticated driver-assistance technologies that are absent on the 2002 Sierra.
What Colors Options are Available?
2002 GMC Sierra Prices and Market Value
  When new, the 2002 GMC Sierra had an MSRP ranging from approximately $20,000 for a base model to over $35,000 for a fully-equipped crew cab SLT. Like most trucks, it depreciated significantly in its first few years. Currently, used 2002 GMC Sierra models typically range from $3,000 to $8,000, with prices heavily influenced by mileage, condition, trim level, and drivetrain (4WD often commands a premium). Factors affecting resale value include a clean title, rust-free body, documented maintenance history, and the presence of desirable options like the V8 engine or towing packages. Trucks in exceptionally good condition for their age can still hold decent value, especially for those seeking a workhorse.
			2002 GMC Sierra Cost of Ownership
  Owning a 2002 GMC Sierra is generally considered moderately economical for a full-size truck. Insurance costs are typically in line with other trucks of its class and age, varying with coverage and driver profile. Fuel economy, especially with V8 engines, can be a significant expense, averaging around 15-19 mpg. Routine maintenance like oil changes and tire rotations is standard. However, repairs, particularly for transmission issues or significant rust, can become costly over time. While not as economical as a compact car, its robust build and potential for longevity can offer good value for the investment, especially if maintained diligently.
			2002 GMC Sierra Fuel Efficiency
        Fuel Type
        Gasoline
      
    
        Fuel Capacity
        32.5 gallons
      
    
        City Mileage
        13 miles/gallon
      
    
        Highway Mileage
        17 miles/gallon
      
    2002 GMC Sierra Safety Rating
NHTSA
IIHS
2002 GMC Sierra Insurance
Insurance for a 2002 GMC Sierra is moderately priced, reflecting its status as a Sport Utility Vehicle with strong safety ratings and
reasonable repair costs.
			reasonable repair costs.
How Does the 2002 GMC Sierra Compare to Other Sport Utility Vehicle?
  The 2002 GMC Sierra competed primarily against the Ford F-150 and the Dodge Ram. In terms of performance, the Sierra, particularly with its V8 engines, offered competitive power and towing capabilities, often on par with or slightly ahead of the F-150 in certain configurations. The Dodge Ram offered a distinct styling and a potent Hemi option in later years of this generation, which could outperform the Sierra in raw power.
Features were a mixed bag. The Sierra offered a more refined interior than many of its contemporaries, with a quieter cabin and comfortable seating, especially in higher trims like the SLT. The F-150 was also known for its comfortable ride and a good selection of features. The Dodge Ram, while stylish, often lagged in interior refinement and perceived build quality compared to its rivals.
Regarding reliability, the Sierra and F-150 generally held good reputations for durability, though both had specific areas of concern (e.g., transmission for Sierra, some electrical issues for Ford). The Ram from this era sometimes faced more questions about long-term reliability compared to its GM and Ford counterparts. However, maintenance plays a huge role for all these trucks.
Price when new was competitive across all three, with trim levels dictating the final cost. On the used market, the 2002 Sierra often falls into a similar price bracket as comparable F-150s and Rams.
Similar Alternatives: The most direct alternative is its platform sibling, the 2002 Chevrolet Silverado 1500, which offers nearly identical performance and features at a potentially lower price point. The 2002 Ford F-150 is another strong contender, often praised for its ride comfort and wide range of configurations. For those seeking more character or potentially more raw V8 power (especially later in the generation), the 2002 Dodge Ram 1500 could also be considered, though interior quality might be a compromise. For significantly better modern safety features and technology, one would need to look at newer model years or different vehicle classes.
			Features were a mixed bag. The Sierra offered a more refined interior than many of its contemporaries, with a quieter cabin and comfortable seating, especially in higher trims like the SLT. The F-150 was also known for its comfortable ride and a good selection of features. The Dodge Ram, while stylish, often lagged in interior refinement and perceived build quality compared to its rivals.
Regarding reliability, the Sierra and F-150 generally held good reputations for durability, though both had specific areas of concern (e.g., transmission for Sierra, some electrical issues for Ford). The Ram from this era sometimes faced more questions about long-term reliability compared to its GM and Ford counterparts. However, maintenance plays a huge role for all these trucks.
Price when new was competitive across all three, with trim levels dictating the final cost. On the used market, the 2002 Sierra often falls into a similar price bracket as comparable F-150s and Rams.
Similar Alternatives: The most direct alternative is its platform sibling, the 2002 Chevrolet Silverado 1500, which offers nearly identical performance and features at a potentially lower price point. The 2002 Ford F-150 is another strong contender, often praised for its ride comfort and wide range of configurations. For those seeking more character or potentially more raw V8 power (especially later in the generation), the 2002 Dodge Ram 1500 could also be considered, though interior quality might be a compromise. For significantly better modern safety features and technology, one would need to look at newer model years or different vehicle classes.
Final Verdict: Is the 2002 GMC Sierra a Good Sport Utility Vehicle?
  The 2002 GMC Sierra is ideal for buyers seeking a dependable, capable full-size pickup truck for work, towing, or general utility, particularly those on a budget who value robust mechanicals over cutting-edge technology. It is worth buying if found in good condition with well-documented maintenance, especially if it has been kept relatively rust-free. Buying used is the only option, and specific trims like the SLE or SLT offer a better balance of comfort and features. Enthusiasts who are prepared for potential age-related repairs, particularly concerning transmissions and rust, will find it a rewarding ownership experience. It represents solid value as a utilitarian vehicle that can still perform its core duties effectively.